package cn.demengsite.dao.impl;

import cn.demengsite.dao.PromotionDAO;
import cn.demengsite.model.ProductPromotion;

import java.util.List;

public class PromotionDaoImpl implements PromotionDAO {
    @Override
    public List<ProductPromotion> getPromotion(ProductPromotion promotion) {
        return null;
    }

    @Override
    public int deletePromotionById(String id) {
        return 0;
    }

    @Override
    public int setNewPromotion(ProductPromotion promotion) {
        return 0;
    }
}
